Answer:
c
Step-by-step explanation:
took test
Answer:
k = 28
Step-by-step explanation:
12/k = 18/42
Cross multiply.
18k = 12 * 42
18k = 504
Divide both sides by 18.
k = 28
Answer:
40 percent
Step-by-step explanation:
60 - 20 = 40
Reasoning: The amount of seniors that attended was 20 percent, so 60 (total students) percent minus 20 percent is equal to 40 percent.
Hope this helps!

For each time period, each time "t" increases by one, the population will be multiplied by 4.
4b + 2 is your answer just to help you out if you use cymath you can easily get your answer like i did